The possibility of radiotherapy as downstaging to living donor liver transplantation for hepatocellular carcinoma with portal vein tumor thrombus. (April 2016) - Choi, J.Y.; Kwon, C.H.D.; Kim, J.M.; Joh, J.-W.; Choi, G.S.; Cho, W.-T.; Lee, S.H.; Lee, K.W.; Na, B.-G.; Oh, D.K.; Cho, C.W.